Once thought to be only the realm of the blue-ringed octopus, researchers have now shown that all octopuses and cuttlefish, and some squid are venomous. The work indicates that they all share a common, ancient venomous ancestor ...
Evolution
Apr 15, 2009
0
1
For the first time in the world researchers at Tel Aviv University have encoded a toxin produced by bacteria into mRNA (messenger RNA) molecules and delivered these particles directly to cancer cells, causing the cells to ...
Bio & Medicine
Jul 4, 2023
1
280
Vibrio cholerae, the scourge of nations lacking clean water. Pseudomonas aeruginosa, the microbe that plagues people with cystic fibrosis. Acinetobacter species, opportunistic organisms that can infect vulnerable people. ...
Cell & Microbiology
Feb 15, 2013
0
2
Cells in the human body must adapt their protein balance to certain situations, such as the availability of iron or an infection. These adaptations occur through a complex process in which proteins that are no longer needed ...
Biochemistry
Sep 1, 2023
1
85
(Phys.org)—Cells experience stress in multiple ways. Temperature shifts, mis-folded proteins and oxidative damage can all cause cellular stress. But whatever the form of the stress, all cells quickly stop making proteins ...
Cell & Microbiology
Jan 9, 2013
0
3
Neurodegenerative diseases like Alzheimer's, Parkinson's or Huntington's disease are characterized by the deposition of protein clumps, so-called protein aggregates, in the brains of patients. Even though disease-relevant ...
Biochemistry
Oct 21, 2022
0
127
One of the hallmark traits of Alzheimer's disease, a debilitating disorder marked by memory deficits and general cognitive decline, is the accumulation in the brain of a protein called b-amyloid. These proteins form "plaques" ...
Biochemistry
Oct 23, 2018
0
689
For the first time, scientists have developed a computer simulation of how clumps of defective proteins in neurodegenerative diseases like Alzheimer's spread through the brain, much of the time in stealth mode, over as long ...
General Physics
Oct 12, 2018
0
155
Writing in the journal NanoResearch, a team at the University of Massachusetts Amherst reports this week that they have developed bioelectronic ammonia gas sensors that are among the most sensitive ever made.
Nanomaterials
May 13, 2020
0
1363
The research team of Professor Petra Beli and their collaborators have discovered that aldehydes, a type of toxic chemical produced by the body after drinking alcohol, damage cells by creating chemical crosslinks between ...
Cell & Microbiology
Nov 22, 2023
0
103
